Enjoy the countdown to Christmas! Open a door every day in December and find a beautiful Christmas sticker! This advent calendar is a delight for adults and children with its sparkling glittered cover and stickers featuring illustrations of the much-loved characters of Moominvalley. A true Scandinavian classic, the Moomins, created by Tove Jansson, have been captivating audiences with their adventures _ in both book and television form _ for decades.